Showing 1 - 20 results of 35 for search 'Roberts, Ralph Jackson, 1911-2007', query time: 0.07s Refine Results
  1. 1

    The Rose creek tungsten mine, Pershing County, Nevada / by Roberts, Ralph Jackson, 1911-2007

    Published 1943
    Government Document Book
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    Ore deposits of the Antler Peak quadrangle, Humboldt and Lander Counties, Nevada / by Roberts, Ralph Jackson, 1911-2007

    Published 1965
    Government Document Book
  4. 4

    Stratigraphy and structure of the Antler Peak quadrangle, Humboldt and Lander Counties, Nevada / by Roberts, Ralph Jackson, 1911-2007

    Published 1964
    Government Document Book
  5. 5

    Manganese deposits in the Nevada district, White Pine County, Nevada / by Roberts, Ralph Jackson, 1911-2007

    Published 1942
    Government Document Book
  6. 6

    Strategic minerals investigations, 1940 : Part 1, A-K / by Roberts, Ralph Jackson, 1911-2007

    Published 1941
    Government Document Book
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    Manganese deposits in Costa Rica / by Roberts, Ralph Jackson, 1911-2007

    Published 1944
    Online Access
    Online Access
    Government Document eBook
  10. 10

    The Rose Creek tungsten mine, Pershing County, Nevada / by Roberts, Ralph Jackson, 1911-2007

    Published 1943
    Online Access
    Online Access
    Government Document eBook
  11. 11

    Geochemistry and geology of deep drill holes at Iron Canyon, Lander County, Nevada / by Theodore, Ted G., Roberts, Ralph Jackson, 1911-2007

    Published 1971
    Government Document Book
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    Strategic minerals investigations, 1940. by Roberts, Ralph Jackson, 1911-2007, Thayer, Thomas P., 1907-2004, Lemmon, D. W.

    Published 1941
    Online Access
    Government Document eBook
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    Preliminary geologic map and sections of the north end of the Oquirrh Range (Mills Junction, Garfield and Magna 7 1/2-minute quadrangles) Tooele and Salt Lake Counties, Utah / by Tooker, Edwin W., 1923-2013

    Published 1961
    Other Authors: “…Roberts, Ralph Jackson, 1911-2007…”
    Government Document Map
  20. 20

    Geologic map of the Antler Peak quadrangle, Nevada /

    Published 1951
    Other Authors: “…Roberts, Ralph Jackson, 1911-2007…”
    Government Document Map
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